we need to protect their environment. we have a strict quarantine system to protect the integrity of the environment. forty years on, it's still a class-a nature reserve. it's our job to look after them. ...it's my job to look after it. ♪ >>> you are looking at what's the latest piece of debris from the japanese tsunami almost two years ago to wash up on our shores, at least. 30-foot-long boat found bottom-up on the sand at a central oregon beach. scientists say they're not all that worried about environmental damage from this one. >>> here's a contender for vacation video of the year. an arizona woman sight-seeing off the coast of mexico gets very close to some humpback whales. a female and her calf were playing with some seals, having a close encounter with a small boat, as if to show there was no harm done, the adult breached just feet from the tour boat for the photo of a lifetime. >>> a connecticut congressman is asking steven spielberg for a correction in his movie "lincoln." he points out in the movie as congress